comply with flake8

docs/contributing.rst

@@ -16,8 +16,8 @@ Types of Contributions
 Report Security Vulnerabilities
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-If you think you have found a security vulnerability, 
-please email jeffmshale at gmail dot com. 
+If you think you have found a security vulnerability,
+please email jeffmshale at gmail dot com.
 
 Please don't report it in an issue or any other public forum.
 
@@ -39,7 +39,8 @@ If you are reporting a bug, please include:
 Fix Bugs
 ~~~~~~~~
 
-Feel free to look through the GitHub issues for bugs. Anything tagged with "bug" and "help
+Feel free to look through the GitHub issues for bugs.
+Anything tagged with "bug" and "help
 wanted" is open to whoever wants to fix it.
 
 Implement Features
@@ -87,7 +88,7 @@ Ready to contribute? Here's how to set up `pybraries` for local development.
 
     git clone git@github.com:your_github_username_here/pybraries.git
 
-3. Install your local copy into a virtual environment. 
+3. Install your local copy into a virtual environment.
 
 4. Create a branch for local development::
 
@@ -97,7 +98,7 @@ Ready to contribute? Here's how to set up `pybraries` for local development.
 
 5. When you're done making changes, check that your changes pass::
 
-    pytest 
+    pytest
 
 6. Commit your changes and push your branch to GitHub::
 

docs/readme.rst

@@ -5,19 +5,21 @@ Pybraries
 .. image:: https://travis-ci.org/pybraries/pybraries.svg?branch=master
     :target: https://travis-ci.org/pybraries/pybraries
 
-.. image:: https://coveralls.io/repos/github/pybraries/pybraries/badge.svg?branch=master 
-    :alt: coveralls  
+.. image:: https://coveralls.io/repos/github/pybraries/pybraries/badge.svg?branch=master
+    :alt: coveralls
     :target: https://coveralls.io/github/pybraries/pybraries?branch=master
 
-.. image:: https://readthedocs.org/projects/pybraries/badge/?version=latest 
-    :target: https://pybraries.readthedocs.io/en/latest/?badge=latest 
+.. image:: https://readthedocs.org/projects/pybraries/badge/?version=latest
+    :target: https://pybraries.readthedocs.io/en/latest/?badge=latest
     :alt: Documentation Status
-
-Pybraries is a Python wrapper for the libraries.io API. 
 
-Use it to subscribe to and unsubscribe from upates to packages on any package manager.
+Pybraries is a Python wrapper for the libraries.io API.
 
-You can also use pybraries to find information about many aspects related to packages and projects.
+Use it to subscribe to and unsubscribe from upates
+to packages on any package manager.
+
+You can also use pybraries to find information about
+many aspects related to packages and projects.
 
 Quick Start
 -----------
@@ -44,12 +46,12 @@ Import the pybraries package and use it.
 
     from pybraries import Libraries_API
 
-    api = Libraries_API() 
+    api = Libraries_API()
 
     api.subscribe("pypi", "pandas")
 
-Now you're subscribed to updates to the pandas package. 
-Info about the package will be returned. 
+Now you're subscribed to updates to the pandas package.
+Info about the package will be returned.
 
 Note that the Libraries.io API is rate limited to 60 requests per minute.
 
@@ -70,4 +72,4 @@ _______
 
 .. _contributing: https://pybraries.readthedocs.io/contributing
 .. _documentation: https://pybraries.readthedocs.io
-.. _libraries.io: https://libraries.io
+.. _libraries.io: https://libraries.io

docs/usage.rst

@@ -4,7 +4,7 @@ Usage
 
 Use the pybraries API wrapper in a project to return a package name.
 
-Set your the api_key environment variable to your libraries.io api_key. 
+Set your the api_key environment variable to your libraries.io api_key.
 
 .. code:: python
 

pybraries/helpers.py

@@ -1,14 +1,15 @@
 import os
 import requests
-from requests.exceptions import HTTPError, RetryError
 from urllib3.util.retry import Retry
 from requests.adapters import HTTPAdapter
 
-LIBRARIES_API_KEY = os.environ.get('LIBRARIES_API_KEY', None)
+LIBRARIES_API_KEY = os.environ.get("LIBRARIES_API_KEY", None)
+
 
 class APIKeyMissingError(Exception):
     pass
 
+
 if LIBRARIES_API_KEY is None:
     raise APIKeyMissingError(
         "All methods require an API key. "
@@ -17,15 +18,11 @@ class APIKeyMissingError(Exception):
     )
 
 # session retry settings
-retries = Retry( 
-    total=3, 
-    backoff_factor=0.2, 
-    status_forcelist=[500, 502, 503, 504]
-)
+retries = Retry(total=3, backoff_factor=0.2, status_forcelist=[500, 502, 503, 504])
 
 # session object common properties
 sess = requests.Session()
 sess.params = {}
-sess.params['api_key'] = LIBRARIES_API_KEY
+sess.params["api_key"] = LIBRARIES_API_KEY
 # sess.params['timeout'] = 5
-sess.mount('https://', HTTPAdapter(max_retries=retries))
+sess.mount("https://", HTTPAdapter(max_retries=retries))